0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1;
1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 7 0 1 1;
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1;
